<?php // $Id: info.php,v 1.17.2.7 2008/09/01 09:30:07 mudrd8mz Exp $

/// Displays external information about a course

	require_once("../config.php");
	require_once("lib.php");

	$id   = optional_param('id', false, PARAM_INT); // Course id
	$name = optional_param('name', false, PARAM_RAW); // Course short name

	if (!$id and !$name) {
		error("Must specify course id or short name");
	}

	if ($name) {
		if (! $course = get_record("course", "shortname", $name) ) {
			error("That's an invalid short course name");
		}
	} else {
		if (! $course = get_record("course", "id", $id) ) {
			error("That's an invalid course id");
		}
	}

	$site = get_site();

	if ($CFG->forcelogin) {
		require_login();
	}
	
	$context = get_context_instance(CONTEXT_COURSE, $course->id); 
	if ((!course_parent_visible($course) || (! $course->visible)) && !has_capability('moodle/course:viewhiddencourses', $context)) {
		print_error('coursehidden', '', $CFG->wwwroot .'/'); 
	}  
	
	print_header(get_string("summaryof", "", $course->fullname));

	print_heading(format_string($course->fullname) . '<br />(' . format_string($course->shortname) . ')');

	if ($course->guest || $course->password) {
		print_box_start('generalbox icons');
		if ($course->guest) {
			$strallowguests = get_string('allowguests');
			echo "<div><img alt=\"\" class=\"icon guest\" src=\"$CFG->pixpath/i/guest.gif\" />&nbsp;$strallowguests</div>";
		}
		if ($course->password) {
			$strrequireskey = get_string('requireskey');
			echo "<div><img alt=\"\" class=\"icon key\" src=\"$CFG->pixpath/i/key.gif\" />&nbsp;$strrequireskey</div>";
		}
		print_box_end();
	}


	print_box_start('generalbox info');

	echo filter_text(text_to_html($course->summary),$course->id);

	
	if ($managerroles = get_config('', 'coursemanager')) {
		$coursemanagerroles = split(',', $managerroles);
		foreach ($coursemanagerroles as $roleid) {
			$role = get_record('role','id',$roleid);
			$canseehidden = has_capability('moodle/role:viewhiddenassigns', $context);
			$roleid = (int) $roleid;
			if ($users = get_role_users($roleid, $context, true, '', 'u.lastname ASC', $canseehidden)) {
				foreach ($users as $teacher) {
					$fullname = fullname($teacher, has_capability('moodle/site:viewfullnames', $context)); 
					$namesarray[] = format_string(role_get_name($role, $context)).': <a href="'.$CFG->wwwroot.'/user/view.php?id='.
									$teacher->id.'&amp;course='.SITEID.'">'.$fullname.'</a>';
				}
			}		  
		}
		
		if (!empty($namesarray)) {
			echo "<ul class=\"teachers\">\n<li>";
			echo implode('</li><li>', $namesarray);
			echo "</li></ul>";
		}
	}

	require_once("$CFG->dirroot/enrol/enrol.class.php");
	$enrol = enrolment_factory::factory($course->enrol);
	echo $enrol->get_access_icons($course);

	print_box_end();

	echo "<br />";

	close_window_button();

	print_footer();

?>
